Home / 10,211,065.12-14,091,272.09-5,564,851.26

Finding the Fourth Proportional to 10,211,065.12, 14,091,272.09 and 5,564,851.26

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Solution

The fourth proportional to 10,211,065.12, 14,091,272.09 and 5,564,851.26 is: 7,679,495.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,211,065.12 : 14,091,272.09 = 5,564,851.26 : x
  2. Step 2: Convert to fraction form
    10,211,065.12/14,091,272.09 = 5,564,851.26/x
  3. Step 3: Cross multiply
    10,211,065.12x = 14,091,272.09 × 5,564,851.26
  4. Step 4: Simplify right side
    10,211,065.12x = 78,415,833,245,039.33
  5. Step 5: Solve for x
    x = 78,415,833,245,039.33/10,211,065.12
  6. Step 6: Final answer
    x = 7,679,495.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.